package com.zlp.springcloud.controller;


import com.zlp.springcloud.entity.CommonResult;
import com.zlp.springcloud.entity.User;
import com.zlp.springcloud.service.UserService;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.cloud.client.ServiceInstance;
import org.springframework.cloud.client.discovery.DiscoveryClient;
import org.springframework.web.bind.annotation.*;

import javax.annotation.Resource;
import java.util.List;
import java.util.concurrent.TimeUnit;

/**
 * @auther zzyy
 * @create 2020-02-18 10:43
 */
@RestController
@Slf4j
public class UserController
{
    @Resource
    private UserService userService;

    @Value("${server.port}")
    private String serverPort;


    @PostMapping(value = "/user/create")
    public CommonResult create(@RequestBody User user)
    {
        int result = userService.create(user);
        log.info("*****插入结果："+result);

        if(result > 0)
        {
            return new CommonResult(200,"插入数据库成功,serverPort: "+serverPort,result);
        }else{
            return new CommonResult(444,"插入数据库失败",null);
        }
    }

    @GetMapping(value = "/user/get/{id}")
    public CommonResult<User> getPaymentById(@PathVariable("id") Long id)
    {
        User user = userService.getUserById(id);
        log.info("2312312312llll3123");
        if(user != null)
        {
            return new CommonResult(200,"查询成功,serverPort:  "+serverPort,user);
        }else{
            return new CommonResult(444,"没有对应记录,查询ID: "+id,null);
        }
    }

    @Resource
    private DiscoveryClient discoveryClient;
    @GetMapping(value = "/user/discovery")
    public Object discovery()
    {
        //获取注册中心的所有服务
        List<String> services = discoveryClient.getServices();
        for (String element : services) {
            log.info("*****element: "+element);
        }

        //获取该服务的所有实例
        List<ServiceInstance> instances = discoveryClient.getInstances("CLOUD-PAYMENT-SERVICE");
        for (ServiceInstance instance : instances) {
            log.info(instance.getServiceId()+"\t"+instance.getHost()+"\t"+instance.getPort()+"\t"+instance.getUri());
        }
        return this.discoveryClient;
    }

    @GetMapping(value = "/payment/lb")
    public String getPaymentLB()
    {
        return serverPort;
    }

    @GetMapping(value = "/user/feign/timeout")
    public String paymentFeignTimeout()
    {
        // 业务逻辑处理正确，但是需要耗费3秒钟
        try { TimeUnit.SECONDS.sleep(3); } catch (InterruptedException e) { e.printStackTrace(); }
        return serverPort;
    }

    @GetMapping("/payment/zipkin")
    public String paymentZipkin()
    {
        return "hi ,i'am paymentzipkin server fall back，welcome to atguigu，O(∩_∩)O哈哈~";
    }
}
